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<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>联系人备份助手 - 安全备份您的通讯录</title>
    <link rel="stylesheet" href="styles.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
</head>
<body>
    <header>
        <nav>
            <div class="logo-container">
                <img src="images/logo.png" alt="联系人备份助手" class="logo">
                <h1>联系人备份助手</h1>
            </div>
            <ul class="nav-links">
                <li><a href="#features">功能特点</a></li>
                <li><a href="#users">适用人群</a></li>
                <li><a href="#download">立即下载</a></li>
            </ul>
        </nav>
    </header>

    <section class="hero">
        <div class="hero-content">
            <h1>安全便捷地备份您的联系人</h1>
            <p>本地处理，无云端存储，保护您的隐私安全</p>
            <div class="cta-buttons">
                <a href="#download" class="btn primary">立即下载</a>
                <a href="#features" class="btn secondary">了解更多</a>
            </div>
        </div>
        <div class="hero-image">
            <img src="images/hero-phone.svg" alt="联系人备份演示">
        </div>
    </section>

    <section id="features" class="features">
        <h2>核心功能特点</h2>
        <div class="features-grid">
            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-lock"></i>
                </div>
                <h3>本地化处理</h3>
                <p>所有联系人数据仅在本地设备处理，无需担心隐私泄露</p>
            </div>
            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-file-export"></i>
                </div>
                <h3>标准格式备份</h3>
                <p>一键生成标准vCard格式，兼容各类设备和平台</p>
            </div>
            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fab fa-weixin"></i>
                </div>
                <h3>微信便捷分享</h3>
                <p>直接分享备份文件到微信，便于与亲友共享联系人信息</p>
            </div>
            <div class="feature-card">
                <div class="feature-icon">
                    <i class="fas fa-mobile-alt"></i>
                </div>
                <h3>跨平台兼容</h3>
                <p>完美支持Android和iOS系统，一次备份随处可用</p>
            </div>
        </div>
    </section>

    <section id="users" class="target-users">
        <h2>适用人群</h2>
        <div class="user-cards">
            <div class="user-card">
                <div class="user-icon">
                    <i class="fas fa-sync-alt"></i>
                </div>
                <h3>更换手机的用户</h3>
                <p>轻松将联系人数据从旧手机转移到新手机</p>
            </div>
            <div class="user-card">
                <div class="user-icon">
                    <i class="fas fa-database"></i>
                </div>
                <h3>需要定期备份的用户</h3>
                <p>防止意外丢失重要联系人数据</p>
            </div>
            <div class="user-card">
                <div class="user-icon">
                    <i class="fas fa-users"></i>
                </div>
                <h3>家庭共享用户</h3>
                <p>方便与家人共享重要联系人信息</p>
            </div>
            <div class="user-card">
                <div class="user-icon">
                    <i class="fas fa-building"></i>
                </div>
                <h3>小微企业</h3>
                <p>便捷管理和分享公司通讯录</p>
            </div>
        </div>
    </section>

    <section id="how-it-works" class="how-it-works">
        <h2>如何使用</h2>
        <div class="steps">
            <div class="step">
                <div class="step-number">1</div>
                <h3>打开应用</h3>
                <p>在您的设备上启动联系人备份助手</p>
            </div>
            <div class="step">
                <div class="step-number">2</div>
                <h3>选择联系人</h3>
                <p>选择需要备份的全部或部分联系人</p>
            </div>
            <div class="step">
                <div class="step-number">3</div>
                <h3>生成备份</h3>
                <p>点击"备份"按钮，自动生成备份文件</p>
            </div>
            <div class="step">
                <div class="step-number">4</div>
                <h3>分享备份</h3>
                <p>选择通过微信或其他方式分享</p>
            </div>
        </div>
    </section>

    <section id="download" class="download">
        <h2>立即下载</h2>
        <p>免费获取联系人备份助手，保护您的重要联系人数据</p>
        <div class="download-buttons">
            <a href="http://duyiliu.top/contancts_backup.apk" class="download-btn android">
                <i class="fab fa-android"></i>
                <span>Android 下载</span>
            </a>
            <!-- <a href="#" class="download-btn ios">
                <i class="fab fa-apple"></i>
                <span>iOS 下载</span>
            </a> -->
        </div>
        <div class="version-info">
            <p>当前版本：1.0</p>
            <!-- <p>最后更新：2023年10月15日</p> -->
        </div>
    </section>

    <footer>
        <div class="footer-content">
            <div class="footer-logo">
                <img src="images/logo.png" alt="联系人备份助手" class="logo">
                <h3>联系人备份助手</h3>
            </div>
            <div class="footer-links">
                <h4>链接</h4>
                <ul>
                    <li><a href="#features">功能特点</a></li>
                    <li><a href="#users">适用人群</a></li>
                    <li><a href="#how-it-works">使用方法</a></li>
                    <li><a href="#download">立即下载</a></li>
                </ul>
            </div>
            <div class="footer-contact">
                <h4>联系我们</h4>
                <p><i class="fas fa-envelope"></i> support@contactsbackup.com</p>
                <p><i class="fas fa-phone"></i> 400-123-4567</p>
            </div>
        </div>
        <div class="copyright">
            <p>&copy; 2023 联系人备份助手. 保留所有权利.</p>
        </div>
    </footer>
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